SOLUTION: Find values for m and b in the following system so that the solution to the system is (1,2). mx + 3y = 8 -3x + 4y = b I really need your help. Thank you so much.

Algebra ->  Absolute-value -> SOLUTION: Find values for m and b in the following system so that the solution to the system is (1,2). mx + 3y = 8 -3x + 4y = b I really need your help. Thank you so much.      Log On


   

Question 26296: Find values for m and b in the following system so that the solution to the system is (1,2).
mx + 3y = 8
-3x + 4y = b
I really need your help.
Thank you so much.
Answer by stanbon(75887) About Me  (Show Source):
You can put this solution on YOUR website!
Let x=1 and y=2 to get:
m(1)+3(2)=8
m=2
-3(1)+4(2)=b
b=5
Cheers,
Stan H.